title: Nosocomial infections: etiologic changes, therapeutic challenges.
mesh_terms: D003428:Cross Infection / Q000209:etiology / Q000517:prevention & control* / Q000628:therapy; D006801:Humans; D007263:Infusions, Parenteral / Q000009:adverse effects; D009503:Neutropenia / Q000150:complications; D011014:Pneumonia / Q000517:prevention & control; D018805:Sepsis / Q000517:prevention & control; D013530:Surgical Wound Infection / Q000517:prevention & control; D014546:Urinary Catheterization / Q000009:adverse effects; D014552:Urinary Tract Infections / Q000517:prevention & control